<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
<div id="app">
  <h2>测试ref</h2>
  <p id="count"></p>
  <p id="user"></p>
</div>

<script type="module">

  import {effect, ref } from './04_响应式.js'
  const count = ref(1)
  const user = ref({
    name: 'Jack',
    age: 12
  })

  effect(() => {
    console.log('count effect')
    document.getElementById('count').innerHTML = count.value
  })

  effect(() => {
    console.log('user effect')
    document.getElementById('user').innerHTML = user.value.name + '---' + user.value.age
  })

  setTimeout(() => {
    // count.value = 2

    // user.value = {
    //   name: 'Tom',
    //   age: 14
    // }

    // user.value.name = 'BOB'
  }, 2000);
</script>
  </body>
</html>
